Compared to the rest of the Silicon Valley market, the Belmont submarket has greater rates, and you'll have to negotiate above asking rent to be in this hot region.
In the last 90 days, 9 listings have been made available, which means new availabilities most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 11% of the listings in the Belmont are subleases, so you might be able to find a shorter term or below market rent. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
Even though the median size is 3,380 sqft, there are still 0 leases below 2,000 sqft. Most buildings in this market are close to 4 stories. Most buildings in this market were built in 2000 and are Class A.